Piezoelectricity in two-dimensional materials: a comparative study between lattice dynamics and ab-initio calculations

K. H. Michel, D. Cakır, C. Sevik +1

Elastic constant C_{11} and piezoelectric stress constant e_{1,11} of two-dimensional (2D) dielectric materials comprising h-BN, 2H MoS2 and other transition metal dichalcogenides…